Examlex
According to a web research company, just 7 percent of online business-to-business transactions occurred in independent trading communities, and 93 percent occurred at private exchanges in
2001. What are the differences between independent trading communities and private exchanges? Can you suggest a reason for this disparity in usage?
Degrees Freedom
Degrees of freedom refer to the number of independent values or quantities which can be assigned to a statistical distribution or to the number of variables minus the number of constraints in a system.
F-ratio Equation
A statistic used in ANOVA tests, calculated as the variance between group means divided by the variance within the groups.
Criterion Variable
Variable in a correlational research study predicted by a predictor variable.
Predictor Variables
Independent variables used in regression analyses to predict or explain variations in the dependent variable.
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